Responsibilities

Por favor, lea detenidamente la información de esta oferta de empleo para entender exactamente qué se espera de los posibles candidatos.

Engineers at haddock are action-oriented, curious, autonomous, and take full ownership of their work.

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- Architect technical solutions

- Build backend and frontend code (80% backend, 20% frontend)

- Engineer AI workflows, balancing latency, cost and accuracy

- Do your own project management, rolling out your initiatives to customers

- Track users, measure interactions and extract conclusions

- Talk to customers to validate ideas and get feedback

Example Work

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- Enabling Fina to match bank movements with invoices, finding gaps and reporting them to the suppliers via AI phone call.

- Enabling business data to tell the story of the restaurant to their owners, displaying them financial metrics and insights, and enabling AI agents to work on that data.

- Increasing adoption of inventories to 50% of customers, a crucial part of operations at a healthy restaurant business.

- Building MVPs for traceability,



enabling groups of restaurants to comply with food health inspections, and evolving it based on feedback.

Requirements

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- 3+ years of engineering experience working on SaaS applications in Agile environments.

- Product Engineering experience: end-to-end from ideation, infrastructure, backend, frontend, testing, etc.

- Experience setting up or working with infrastructure (using services, serverless functions, databases, external APIs, caches, queues, events, etc.).

- Very good use of AI tooling.

- Fluent in Spanish and comfortable in English.

- Previously built AI workflows for production is a plus.

Benefits

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- Competitive salary (€40–55k gross/year), with increasing raises.

- Bright modern office in Barcelona, in Poblenou.

- Hybrid work with 2 days at the office.

- All AI tooling for experimentation.

- Subsidized Urban Sports Club membership. xqbhyrx

- Benefits for spending part of your salary via Playflow.

#J-18808-Ljbffr

📌 Product Engineer (Senior Full Stack) (Barcelona)
🏢 haddock (YC W22)
📍 Barcelona